<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="../react资料_stu//依赖包/react.development.js"></script>
    <script src="../react资料_stu//依赖包/react-dom.development.js"></script>
    <script src="../react资料_stu//依赖包/babel.min.js"></script>
</head>
<body>
    <div id="app"></div>
    <script type="text/babel">
        /* 
      通过ref方式收集表单数据
    
    */
   class App extends React.Component{
    render(){
        return(
            <div>
            姓名: <input type="text" ref={c=>this.nameEle=c}/> 
            <br/>
            年龄: <input type="text" ref={c=>this.ageEle=c}/> 
            <br/>
            爱好: <input type="text" ref={c=>this.hobbyEle=c}/> 
            <br/>
            <button onClick={this.handle}>提交</button>
                </div>
        )
    }
    handle = () => {
          const name = this.nameEle.value;
          const age = this.ageEle.value;
          const hobby = this.hobbyEle.value;

          console.log(name,age,hobby);
        }
   }
   ReactDOM.createRoot(document.getElementById('app')).render(<App/>)
    </script>
</body>
</html>